1. Disconnect the negative battery cable.
2. Remove the column cover. (See COLUMN COVER REMOVAL/INSTALLATION)
3. Disconnect the key reminder switch connector.
4. Inspect for continuity between the key reminder switch terminals using an ohmmeter.


Key reminder switch removal/installation
Cigarette lighter removal/installationMazda 6 Service Manual: Automatic transaxle fluid (atf) replacement
Warning
When the transaxle and ATF are hot, they can badly burn you. Turn
off the engine and wait until they are cool before changing the ATF.
1. Remove the oil dipstick.
2. Remove the oil drain plug and washer.
3. Drain the ATF into a container.
4. Install a new washer and the drain ...
Mazda 6 Service Manual: Remote handle lever removal/installation
4SD
1. To remove the remote wire, remove the trunk side trim.
2. Remove in the order indicated in the table.
3. Install in the reverse order of removal.
5HB
1. To remove the remote wire, remove the trunk side upper trim and trunk side
trim.
2. Remove in the order indicated in the table.
...